PasteFast

Capture, annotate, preview, copy, and reuse screenshots quickly across browser tabs.

PasteFast is a fast screenshot capture and annotation extension designed for people who work with AI tools, documents, research, and visual content. Capture any part of a webpage using rectangular or polygon selection, then save the screenshot instantly to a shared floating library. Your saved screenshots remain available across browser tabs, so you can quickly preview, copy, drag, reuse, or delete them without taking the same screenshot again. PasteFast also includes a built-in annotation editor. Highlight important areas with numbered shapes and add clear notes beside the screenshot. This makes it easier to explain diagrams, interfaces, errors, charts, documents, and technical images to ChatGPT or other LLMs without covering the original content. Key features: • Rectangular screenshot capture • Polygon capture for complex shapes • Floating screenshot library • Library shared across browser tabs • Large hover preview • Copy screenshots to the clipboard • Drag and drop screenshots into supported websites • Numbered visual highlights • Notes and instructions for AI tools • Edit or delete saved screenshots • Local browser storage for quick access PasteFast is useful for: • Sending visual context to ChatGPT and other AI assistants • Reporting website or software problems • Explaining charts, diagrams, and technical images • Collecting research screenshots • Creating visual notes and instructions • Reusing screenshots across multiple tabs and projects PasteFast keeps the screenshot workflow simple: capture, annotate, preview, and paste.